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Finding the Fourth Proportional to 21,950.02, 32,932.42 and 6,959.58

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Solution

The fourth proportional to 21,950.02, 32,932.42 and 6,959.58 is: 10,441.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950.02 : 32,932.42 = 6,959.58 : x
  2. Step 2: Convert to fraction form
    21,950.02/32,932.42 = 6,959.58/x
  3. Step 3: Cross multiply
    21,950.02x = 32,932.42 × 6,959.58
  4. Step 4: Simplify right side
    21,950.02x = 229,195,776.79
  5. Step 5: Solve for x
    x = 229,195,776.79/21,950.02
  6. Step 6: Final answer
    x = 10,441.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.